[建筑学]拱顶石:位于拱顶的塞缝石.Architecture The keystone in the crown of an arch.用防水原料填塞缝隙或塞缝片一年也能节省一千七百磅.Caulking and weather - stripping can save another 1,700 pounds per year....
You spent the whole weekend in a tent in the rain? That's masochism!下着雨，你就在帐篷里度过了整个周末？真是自讨苦吃！The tendency towards masochism is however always linked with elements of sadism.不过，性受虐狂的倾向中总是有一些施虐的成分。I reckon you need to...
Gloria is probably the most down to earth personI've ever met.格洛丽亚也许是我见过的最脚踏实地的人了。To the best of my knowledge, Gloria did not make these comments.据我所知，格洛丽亚没这么说过。Gloria runs a hairdressing salon.格洛丽亚经营着一家发艺沙龙。...